instructions on empty public key list for first start

OpenPGP-Keychain/res/layout/key_list_public_fragment.xml

@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
-<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
     android:orientation="vertical" >
@@ -16,13 +16,55 @@
         android:paddingRight="32dp"
         android:scrollbarStyle="outsideOverlay" />
 
-    <TextView
+    <LinearLayout
         android:id="@+id/empty"
         android:layout_width="match_parent"
         android:layout_height="match_parent"
         android:gravity="center"
-        android:text="@string/list_empty"
+        android:orientation="vertical"
-        android:textSize="30sp"
+        android:visibility="gone" >
-        android:visibility="gone" />
 
+        <TextView
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:gravity="center"
+            android:text="@string/key_list_empty_text1"
+            android:textAppearance="?android:attr/textAppearanceLarge" />
+
+        <TextView
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:gravity="center"
+            android:text=""
+            android:textAppearance="?android:attr/textAppearanceLarge" />
+
+        <TextView
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:gravity="center"
+            android:text="@string/key_list_empty_text2"
+            android:textAppearance="?android:attr/textAppearanceSmall" />
+
+        <Button
+            android:id="@+id/key_list_empty_button_create"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:text="@string/key_list_empty_button_create"
+            android:textAppearance="?android:attr/textAppearanceSmall" />
+
+        <TextView
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:gravity="center"
+            android:text="@string/key_list_empty_text3"
+            android:textAppearance="?android:attr/textAppearanceSmall" />
+
+        <Button
+            android:id="@+id/key_list_empty_button_import"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:text="@string/key_list_empty_button_import"
+            android:textAppearance="?android:attr/textAppearanceSmall" />
     </LinearLayout>
+
+</FrameLayout>

OpenPGP-Keychain/res/values/strings.xml

@@ -354,11 +354,18 @@
     <string name="share_qr_code_dialog_progress">QR Code %1$d of %2$d</string>
     <string name="share_nfc_dialog">Share with NFC</string>
 
+    <!-- Key list -->
     <plurals name="key_list_selected_keys">
         <item quantity="one">1 key selected.</item>
         <item quantity="other">%d keys selected.</item>
     </plurals>
 
+    <string name="key_list_empty_text1">No keys available yet…</string>
+    <string name="key_list_empty_text2">You can start by</string>
+    <string name="key_list_empty_text3">or</string>
+    <string name="key_list_empty_button_create">creating your own key pair</string>
+    <string name="key_list_empty_button_import">importing public keys.</string>
+
     <!-- Key view -->
     <string name="key_view_action_encrypt">Encrypt to this contact</string>
 

OpenPGP-Keychain/src/org/sufficientlysecure/keychain/ui/KeyListPublicFragment.java

@@ -46,8 +46,10 @@ import android.view.Menu;
 import android.view.MenuItem;
 import android.view.View;
 import android.view.ViewGroup;
+import android.view.View.OnClickListener;
 import android.widget.AbsListView.MultiChoiceModeListener;
 import android.widget.AdapterView;
+import android.widget.Button;
 import android.widget.ListView;
 
 /**
@@ -57,16 +59,44 @@ import android.widget.ListView;
 public class KeyListPublicFragment extends Fragment implements AdapterView.OnItemClickListener,
         LoaderManager.LoaderCallbacks<Cursor> {
 
-    // private KeyListPublicActivity mKeyListPublicActivity;
     private KeyListPublicAdapter mAdapter;
     private StickyListHeadersListView mStickyList;
 
+    // empty layout
+    private Button mButtonEmptyCreate;
+    private Button mButtonEmptyImport;
+
     /**
      * Load custom layout with StickyListView from library
      */
     @Override
     public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
         View view = inflater.inflate(R.layout.key_list_public_fragment, container, false);
+
+        mButtonEmptyCreate = (Button) view.findViewById(R.id.key_list_empty_button_create);
+        mButtonEmptyCreate.setOnClickListener(new OnClickListener() {
+
+            @Override
+            public void onClick(View v) {
+                Intent intent = new Intent(getActivity(), EditKeyActivity.class);
+                intent.setAction(EditKeyActivity.ACTION_CREATE_KEY);
+                intent.putExtra(EditKeyActivity.EXTRA_GENERATE_DEFAULT_KEYS, true);
+                intent.putExtra(EditKeyActivity.EXTRA_USER_IDS, ""); // show user id view
+                startActivityForResult(intent, 0);
+            }
+        });
+
+        mButtonEmptyImport = (Button) view.findViewById(R.id.key_list_empty_button_import);
+        mButtonEmptyImport.setOnClickListener(new OnClickListener() {
+
+            @Override
+            public void onClick(View v) {
+                Intent intentImportFromFile = new Intent(getActivity(), ImportKeysActivity.class);
+                intentImportFromFile.setAction(ImportKeysActivity.ACTION_IMPORT_KEY);
+                startActivityForResult(intentImportFromFile, Id.request.import_from_qr_code);
+            }
+        });
+
         return view;
     }